Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.6%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.67 days	99%
May 2025	Gestation (Days between conception and birth)	-4.70 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.74%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.70%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.3%	99% 99%
Sep 2025	Birth Size	17.5%	96%
May 2025	Birth Size	17.6%	96%
Sep 2025	Birth Weight	40.7 kg	96%
May 2025	Birth Weight	40.6 kg	96%
Sep 2025	Gest	-4.67 days	99%
May 2025	Gest	-4.70 days	99%
Sep 2025	Mort	-0.19	99%
May 2025	Mort	-0.25	99%
Sep 2025	Maternal Calving Difficulty	5.74%	99%
May 2025	Maternal Calving Difficulty	5.70%	99%

4,273 total progeny records from 1,681 dairy contemporary groups

( 52,411 herdmate records from 1,671 dairy contemporary groups)

744 progeny ( 4,806 herdmates) born to heifers
1,078 progeny ( 13,995 herdmates) born to 2nd parity dam
2,451 progeny ( 33,610 herdmates) born to ≥3rd parity dam
51.1% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.1%, FR: 13.7%, JE: 1.3%, NR: 0.7%, OTHER: 2.5%	HO: 74.7%, FR: 14.4%, JE: 2.2%, NR: 0.6%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 3.1% 3.3%	6.9% 3% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	774 Days 1157 Days 2244 Days	761 Days 1152 Days 2228 Days

11 total progeny records from 1 contemporary groups

( 186 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 79.2%, FR: 12.3%, JE: 0.0%, NR: 0.0%, OTHER: 4.3%	HO: 78.4%, FR: 11.9%, JE: 0.8%, NR: 0.9%, OTHER: 3.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 18.3% 21.6%	0% 20.8% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.9kg 41.9kg	41.5kg 41.6kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1155 Days 2204 Days	789 Days 1173 Days 2229 Days

86 total progeny records from 27 contemporary groups

( 1,780 herdmate records from 27 contemporary groups)